1. Which of the materials represents the layers of rocks in the earth’s crust?
2. What happened to the pile of books when you pulled a book at the bottom?
3.What happened to the small community on top of the books after the
“earthquake?”
4. What changes occur on the surface of the earth during an earthquake as seen
in the activity?
Conclusion:
I learned that
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Answers & Comments
Answer:
1. From mud and clay to diamonds and coal, Earth's crust is composed of igneous, metamorphic, and sedimentary rocks. The most abundant rocks in the crust are igneous, which are formed by the cooling of magma. Earth's crust is rich in igneous rocks such as granite and basalt.
2. When the piece of paper placed under a pile of books is suddenly pulled it is set into motion, while the pile of books remain in the state of rest due to inertia of rest. Thus, the pile of books does not move.
3. Stay away from brick walls and chimneys as they may be damagaded or weaked and could collapse during aftershocks.
4. sorry i dont know.